Air Quality Forecast
PSI Forecast: 70 - 100 (Moderate)
Health Advisory
Healthy persons :PSI Forecast-Moderate. To plan for 26 Oct, reduce prolonged or strenuous outdoor physical exertion. For immediate outdoor activities, use 1h PM2.5. If Normal PM2.5, continue with normal activities.
Elderly, pregnant women & children :PSI Forecast-Moderate. To plan for 26 Oct, minimise prolonged or strenuous outdoor physical exertion. For immediate outdoor activities, use 1h PM2.5. If Normal PM2.5, continue with normal activities.
Persons with chronic lung/heart disease :PSI Forecast-Moderate. To plan for 26 Oct, avoid prolonged or strenuous outdoor physical exertion. For immediate outdoor activities, use 1h PM2.5. If Normal PM2.5, continue with normal activities.
Refer to the 1-hr PM2.5 for immediate activities, and the 24-hr PSI forecast to plan ahead.
Singapore, 25 October 2026 – The PSI forecast for 26 Oct 2026 is 70 – 100 (Moderate).
2. The PSI forecast and corresponding health advisories should be used for planning next day outdoor activities.
3. For immediate outdoor activities, please check the 1-hr PM2.5 concentration readings and personal guide on our haze microsite (www.haze.gov.sg) or mobile app (myENV).
Update on Hotspot and Haze Situation
4. Some showers fell over parts of Singapore today. Showers also occurred in the surrounding areas. As at 7pm, the 1-hr PM2.5 concentration readings were 25 – 46 µg/m3, in (Band 1, Normal), and the 24-hr PSI was 91 – 107, in the Moderate to Unhealthy range. Smoke haze was also observed over Kalimantan but it did not drift towards Singapore.
5. For tomorrow, showers are expected over Singapore and the vicinity. With winds expected to blow from the southwest or west, the likelihood of smoke haze affecting Singapore may be reduced.
6. For Tuesday and Wednesday, the winds are expected to continue blowing from the southwest or west. Showers are expected over Singapore and the vicinity, which should further help the haze situation.
Activity Guidelines
7. The health impact of haze is dependent on one’s health status, the PSI level, and the length and intensity of outdoor activity.
8. For updates, visit our haze microsite (www.haze.gov.sg), the NEA website (www.nea.gov.sg), MSS website (www.weather.gov.sg), mobile app (myENV) or follow us on NEA Facebook (www.facebook.com/NEASingapore). For information on the distribution of hotspots detected over the past fortnight in the region, please refer to the ASEAN Specialised Meteorological Centre (ASMC) website at http://asmc.asean.org.
Areas with lighter smoke haze are not indicated as they cannot be clearly discerned from satellite imagery. The full extent of the hotspot and smoke haze situation could not be determined due to cloud cover.
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